Finding the Fourth Proportional to 94,346.14, 130,187.10 and 54,048.92
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Solution
The fourth proportional to 94,346.14, 130,187.10 and 54,048.92 is: 74,581.45
Step by Step Solution
- Step 1: Write the proportion equation
94,346.14 : 130,187.10 = 54,048.92 : x - Step 2: Convert to fraction form
94,346.14/130,187.10 = 54,048.92/x - Step 3: Cross multiply
94,346.14x = 130,187.10 × 54,048.92 - Step 4: Simplify right side
94,346.14x = 7,036,472,152.93 - Step 5: Solve for x
x = 7,036,472,152.93/94,346.14 - Step 6: Final answer
x = 74,581.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.